A new species of the genus Eupatorium L. (Asteraceae – Eupatorieae) in Rio Grande do Sul, Brazil
Mots-clés :
Eupatorium, Conoclinium, Asteraceae, Eupatorieae, taxonomyRésumé
A new species, Eupatorium hagelundii Matzenb. (Asteraceae-Eupatorieae) assigned to section Conoclinium, is described and illustrated. At the present time the species was confi rmed only in the state of Rio Grande do Sul, hence it has to be considered in the
International Union for Conservation of Nature (IUCN), Red List criteria as not evaluated (NE) in 2001.
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Références
Baker, J. G. 1876. Compositae II: Eupatorium. In Flora Brasiliensis (C.F.P. von Martius & A.G. Eichler eds.)., F. Fleischer, Leipzig. v. 6, part 2 (2), p. 274-365.
Cabrera, A. L. & Vittet, N. 1963. Compositae Catharinenses II: Eupatorieae. Sellowia, 15 (15): 149-258.
Internacional Union for Conservation of Nature. IUCN, 2001. Red List Categories and Criteria (version 3.1). Prepared by the IUCN Species Survival Commission. Gland, Switzerland and Cambrige, United Kingdom.
King, R. M. & Robinson, H. 1987. The Genera of the Eupatorieae (Asteraceae). St. Louis; Missouri Botanical Garden, Monographs Systematic Botany, vol. 22, 581 p.
Matzenbacher, N. I. 1979. Estudo taxonômico do gênero Eupatorium L. (Compositae) no Rio Grande do Sul, Brasil. 309f. Dissertação de Mestrado, Universidade Federal do Rio Grande do Sul, Porto Alegre.
Matzenbacher, N. I. & Schneider, A. A. 2008. Chave interativa do gênero Eupatorium L. (Asteraceae) no Rio Grande do Sul (01 CD-ROM).
